Glossary
ACRONYM / TERMDEFINITION
ABDAutomated Bag Drop
ABUSCAviation Business Unit Safety Committee 
Active managementThe use of short-term management techniques such as distress calls, pyrotechnics, and culling to disperse or remove birds.
ADAAirside Driver Authority
ADRAustralian Design Rule
Adverse effect to planned flight strikeA wildlife strike that results in aircraft damage, flight delay, aborted take-off, missed approaches, and other impacts to scheduled flight.
AECAirport Emergency Committee 
AEPAirport Emergency Plan
AEP SUPAirport Emergency Plan APAM Supplement
AGLAirfield Ground Lighting
AIAApproved Issuing Authority
Aircraft Pavement ZoneDefined as a paved surface that is located within the runway, taxiway and also apron system. This area is further defined as an area of pavement that would cause an impact to aircraft operations as a result of a temporary or full closure being arranged by the Airside Safety Team
Aircraft PushbackThe pushback of an aircraft by a tug, tractor, or Power Push Unit (PPU) from a designated aircraft parking bay.
Aircraft TurnaroundThe servicing of an aircraft from the time it enters a bay until the aircraft pushback has been completed.
AIRDATA software package used by Melbourne Airport to record and store compliance and training documentation.
AirportA defined area of land (including any buildings, installations and equipment), intended to be used either wholly or in part for the arrival, departure and movement of aircraft
Airport OfficerA person appointed by the Secretary as an authorised person under the Airports (Control of On-Airport Activities) Regulations 1997.
Airport OperatorThe airport operator company - Melbourne Airport
AirsideThe movement area of an airport, adjacent terrain and buildings or portions thereof, access to which is controlled. In short, everywhere on the inside of the security fence line
Airside Road / Freight Service RoadAirside Road runs along the front of the terminal and underneath and adjacent to the terminal concourses, Freight Service Road is the roadway in front of the cargo buildings on the southern apron and it continues around to the Dnata Freight Facility
Airside Driver Authority (ADA)An authority issued by the Airport Operator or Approved Issuing Authority to a driver for the purpose of driving in certain areas on the Airside. Also known as an Airside Driver Authority.
Airside Safety Management SystemAn Airside Safety Management System is an integrated set of management practices, beliefs and procedures for monitoring and improving the safety and health aspects of an organisation.
ALAOAccess Licence for Airside Operators
ALCMSAirfield Lighting Control and Monitoring System
ALERAirport Lighting Equipment Room
APACAustralian Pacific Airports Corporation
APAMAustralian Pacific Airports Melbourne
Approved Issuing AuthorityAn organisation approved by the airport operator to issue Authorities to Drive Airside
ApronPortion of the Airport to be used for the purpose of enabling passengers to board or disembark from aircraft, loading or unloading cargo from an aircraft, refuelling, parking or aircraft maintenance
Apron Emergency Call PointA point where all airside staff can report an incident, accident, or hazard directly to the Integrated Operations Centre (IOC).
Apron TaxilanesAn Apron Taxilane is different to a taxiway in that it is a portion of an apron designated to provide access to aircraft parking bays only. At Melbourne Airport there is Romeo, Quebec, Papa, Uniform, Golf & Yankee Taxilanes.
ANRAir Navigation Regulations
ASAAeronautical Services Agreement
ASCAirside Safety Committee
ASICAustralian Security Identification Card
ASOAirside Safety Officer
ATOAuthorised Training Officer
ATOMAPAC Risk Management System
AUAAuthority to Use Airside
Authorised Training OfficerA training officer of an Approved Issuing Authority or an officer of the Airport Operator, approved by the Airport Operator to train and test applicants for an Authority to Drive Airside
Authority to Use Airside (AUA)An authority to be affixed to a vehicle approved to access the Airside, issued by the Airport Operator. Otherwise known as a vehicle permit.
AVCHAirside Vehicle Control Handbook
AVPAirside Vehicle Permit
Aviation Security Identification Card (ASIC)A card issued to an individual under authority of the Department of Infrastructure, Transport, Regional Development and Communications that allows access of persons on duty to the Security Restricted Area of the Airport
BiosecurityThe Australian Biosecurity is part of the Australian Government Department of Agriculture. Biosecurity manages quarantine controls Australian borders to minimise the risk of exotic pests and diseases entering the country.
CAPCritical Area Protection
Critical Area Protection is declared when visibility falls below 2000M but not less than 550M and the cloud base reduces to 600FT but above 200FT
Clean WasteWaste that does not easily break down. Examples include plastic wrapping, paper, metal objects such as
suitcase locks and bolts, wooden pallets, clean paper, cardboard boxes, stones and tools. Note: APAM has committed to banning plastic wrap used on luggage carts by the end of 2021.
CMPCrisis Management Plan
CompanyThe owner or other person, firm, company or corporation (including government departments or business enterprises), controlling the operations of one or more vehicles on Airside, or any person who has rented/ leased such vehicles for operation by his own agent.
ConcourseThe concourse are the parts of the terminal building that extend from the main terminal onto the apron areas. A concourse is sometimes called a pier or a finger
CorralsAn enclosure formed with fences and used for confining livestock used to safely confine animals during their transfer between aircraft transport crates and road transport vehicles.
Critical AreasA restricted area surrounding and protecting the integrity of the navigation aids (e.g. glidepath or the localiser).
Cross Bleed Engine StartThe use of bleed air from one engine to start another, requiring power to be set higher than idle.
CUDLCommon Use Departure Lounge
CUSSCommon Use Self Service
CUTECommon Use Terminal Equipment
Damaging Wildlife StrikeA wildlife strike that results in damage in accordance with one of the below definitions:
A substantial damaging wildlife strike occurs when there is damage or structural failure incurred by an aircraft by a wildlife strike that adversely affects the structural strength, performance or flight characteristics of the aircraft and that would normally require major repair or replacement of the affected component.

A serious damaging wildlife strike occurs when there is damage to a transport vehicle that affects the structural integrity, performance, or operational characteristics of that vehicle, and requires major repair or replacement of the affected component or components of that vehicle, or destruction of the transport vehicle.
DAMPMelbourne Airport maintains a Drug and Alcohol Management Plan (DAMP), as is required by CASA. Airside drivers must have zero blood alcohol and drug levels in their system at all times.
DGDangerous goods
DiurnalWildlife that are active during the daytime.
EAPEvacuation Assembly Point
Emergency Shower & Eye Wash FacilityA facility provided for airside staff should they come in contact with fuel, lubricant or other hazardous substances.
Engine Ground RunThe ground operation of an engine or a propeller for the purposes of testing or maintenance.
Engine Run-Up BayAn area allocated for idle to high powered engine runs.
En-route Supplements Australia (ERSA)An Airservices Australia publication that shows aerodrome information.
EquipmentAny equipment that cannot move under its own power, and therefore must be pushed or towed.
Equipment Staging AreaDefined by a broken red line, this area is for the short term staging of equipment. These areas are to be utilised no more than 25 minutes prior to the arrival of an aircraft and 15 minutes after the aircraft departure.
Equipment Storage AreaDefined by a solid red line, this area is for the medium term storage of equipment (no longer than 24 hours).
EscortThe supervision of a vehicle and its occupant’s airside by a person whereby that person takes responsibility for and provides guidance to the driver
Escort OfficerA person authorised by the Airport Operator to perform the act of escorting another vehicle on the Airside of the Airport
FCPForward Command Post
FIDSFlight Information Display System
FODForeign Object Debris. An aviation term for refuse/ debris that could potentially cause damage to staff, aircraft or equipment.
Follow-me ServiceA “Follow Me Service” is service provided to aircraft or vehicles by an escort authorized by Melbourne Airport.
ForagingWhen animals search for and obtain food.
FrequentAt least 3 times per week.
FSZFuelling Safety Zone
GBAS (Ground Based Augmentation System)GBAS comprises 4 separate antenna arrays (GPS Reference Receiver) linked to the main GBAS shelter, it provides pilots with precision approach guidance to all four runway directions, as oppose to the Glide Slope and Localiser associated with the Instrument Landing System (ILS).
GISGeographical Information System
GPUGround Power Unit
GrasslandsThis is an area where we have native and non-native grasses airside.  It includes but not limited to Taxiways, Runways, Roads and Buildings to which we have grass as a surface
GSEGound Servicing Equipment - Equipment that is owned leased or licensed and operated by an airside operator for the servicing of an aircraft. GSE includes container loading vehicles, belt loaders, high lift trucks, cabin cleaning vehicles, refuelling vehicles, lavatory trucks, water trucks, container dollies, container profiles, tow bars, mobile stairs, push-back tugs, baggage tugs, ground power units, catering vehicles, engineering services vehicles and rolling stock.
GSE AreaThat part of an airport which is designated for the storage of equipment used to service aircraft.
GSRGun Safe Room
Handling AgentA person authorised by the Aviation Company to carry out operations on ground handling of passengers and baggage and freight.
Hazard AreaThe area marked with red diagonal hatchings, formally known as the Safety Area.
IATA Live Animal Regulation (LAR)The worldwide standard for transporting live animals by commercial airlines. The objective of the LAR is to ensure all animals are transported safely and humanely by air.
ICAO Aircraft CodeAircraft are assigned a letter code based on the most restrictive of either the aircraft wingspan or the aircraft outer main gear wheel span (e.g. 737-8 Code C, B777-3 Code E or A380 Code F).
Intrinsic Electronic DeviceAny electronic equipment that has an explosive proof certification.
IHPIntermediate Holding Position
ILS (Instrument Landing System)The ILS is a ground-based instrument approach system that provides precision guidance to an aircraft approaching and landing on a runway, using a combination of radio signals from a Localiser and Glidepath.
IOCIntegrated Operations Centre
Jet BlastExhaust from the rear of an operating jet engine
Jet Engine IngestionDebris or other matter drawn into the inlet of a jet engine.
JUHIJoint User Hydrant Infrastructure
LandsidePortion of an Airport not designated as Airside to which the general public normally has unrestricted access.
Listening WatchMonitoring the radio and relating what is heard to what is seen (e.g. seeing an aircraft move off the runway, and then hearing its radio transmission). Being able to develop a mental picture of what is happening and being situationally aware.
LivestockDomestic animals, such as cattle or horses that are raised for home use, or for profit.
LOALetter of Agreement
LoafingWhen animals rest.
Low visibility ConditionsThese conditions exist when visibility falls below 800 metres, or the cloud base is 200 feet or less due to fog, heavy rain, dust, smoke or low cloud.
LWPLocal Works Plan
Maintenance Base ApronsApron area located in front of maintenance hanger.
Manoeuvring AreaThat part of an Airport to be used for the taxiing, take-off and landing of aircraft (i.e. Taxiways and Runways)
Movement AreaThat part of an Airport to be used for the surface movement of aircraft, including Manoeuvring Areas and Aprons
MOWPMethod of Working Plan
Noise exposure standardThis refers to the 8 hour equivalent continuous sound pressure level of 85 Decibels (dB), or peak hold pressure level reading of 140dB.
Notifiable EventAny incident/accident or hazard on the airside.
NIGSNose In Guidance System
Ops Advice Operations Advice 
Operational LicenceAll Airside Operators at Melbourne Airport will require an Operations Licence to operate airside. This requirement has become necessary to ensure that all Airside Operators formerly acknowledge they are committed to complying with the Melbourne Airport “Airside Conditions of Use” and associated Airside Operational Safety Policies.
Operational RadioRadio used for communicating with Air Traffic Control on Melbourne Ground frequency 121.7 MHz, and Melbourne Clearance Delivery frequency 127.2 MHz.
PassengersPassengers are classified as any individual with a valid air ticket for the purpose of air travel.
Paved SurfaceThis is an area where the natural surface of the area has been sealed with a pavement structure such as asphalt, concrete or spray seal aggregate. For any paved surfaces, please refer to the Dig Permit in Pavement Area for more advice
PEDPortable Electronic Device
PedestriansA pedestrian is any staff member or contractor that has an authority to be airside and who travels by foot.
PenetrationAn action that requires the operator / worker to break through the natural surface level of the area whether this be by digging, drilling, or hydro-excavation
PERCOWPermission to Commence Works 
Perimeter RoadThe road extending from Qantas Catering to Gate 12 which facilitates the travel of approved vehicles to various controlled areas remaining clear of the Manoeuvring Areas. The road must not be used during periods of low visibility, unless permission is first obtained from Air Traffic Control.
PINPenalty Infringement Notice
PPEPersonal Protective Equipment
Priority WastePriority waste is a subset of industrial waste, as defined by the Environment Protection Regulations 2021, which requires additional controls due to its higher level of hazard, its potential for mismanagement, or to encourage resource recovery or resource efficiency.
Prohibited AreaAny part of the Airport, designated by legislation, access to which is prohibited to persons not having lawful authority or excuse to enter the area.
Propeller WashBackwash from a propeller.
Putrescible wasteWaste that may decompose. Is usually made up of food stuffs and may attract wildlife if mismanaged.
Quarantine (Biosecurity) WasteWaste that potentially could introduce foreign disease or pests into Australia. Often generated from
inbound international aircraft and can include cabin waste, amnesty bins, seizures from passenger
baggage and imported cargo. This waste may contain quarantinable pests and diseases.

The control of all quarantine waste is the responsibility of the Department of Agriculture, Water and the Environment (DAWE). Procedures for the collection, storage, transportation, treatment and disposal of quarantine waste are detailed in agreements between DAWE and the individual companies handling thewaste. Only companies approved by DAWE are permitted to handle quarantine waste.
Radio ProceduresThe standard procedures adopted for communication between Air Traffic Control and aircraft/vehicles.
Reportable Priority WasteReportable priority waste is a subset of industrial waste, as defined by the Environment Protection Regulations 2021, which carries the highest-level controls for managing specific risks. Additional controls for this waste type include transportation
Restricted AreaAny part of the airport, designated by notice posted by the airport operator, access to which is restricted to persons holding an authorised identification card valid for that part of the airport.
RETRapid Exit Taxiway
RSMURemote Satellite Measurement Unit
RunwayA defined area for the takeoff and landing of aircraft.
Runway StripAn area surrounding the runway designed to reduce the risk of damage to aircraft that overshoot, overfly or run off the runway.
RUPDRear Underrun Protective Device
RVARunway Visibility Assessment
SACCSupervisor Airport Coordination Centre
SAMSafe control Apron Management
SASO (Car 2)Senior Airside Safety Officer
Security Categorised AirportAn airport which has been categorised for security purposes in accordance with Air Navigation Act. Melbourne Airport is a Security Categorised Airport for the purposes of the Air Navigation Act.
Security Restricted Area (SRA)Any part of the airport to which access is restricted to persons holding an authorised identification card valid for that part of the airport.
Sensitive AreaA sensitive area is an area that protects the integrity of the ILS (e.g. glidepath and the localiser). It extends beyond the each threshold and includes an area 190m offset from the runway centreline.
ServicingThe process of loading/unloading, refuelling, cleaning, maintenance, and any other activity that is necessary for the aircraft during the turnaround phase.
Shipping AgentA person or company that prepares the documents required for cargo to be transported and deals with insurance and customs matters on behalf of aircraft.
SIMSSafety Information Management System
Situational AwarenessA person’s perception of the environment at a particular time and place or more simply, being alert to all that is happening around you.
SMSSafety Management System
SRASecurity Restricted Area
SSAASafety Sensitive Aviation Activity
SSESGSafety Security Environment Steering Group
Standard Blanket ClearanceMelbourne Airport staff and the Aviation Rescue Fire Fighting service have an agreement with Air Traffic Control to move on the taxiway system under their own listening watch.
SubsidiaryA wholly owned subsidiary of a vehicle operator.
T1Terminal 1
T2Terminal 2
T3Terminal 3
T4Terminal 4
TaxilanePortion of an apron designated as a taxiway and intended to provide access to aircraft stands only
TaxiwayA defined path for the surface movement of aircraft from runways to aprons. Melbourne Airport has three types of taxiways – Normal, Apron Taxilane and Rapid Exit.
TDPTowbar Disconnect Point
TCTerminal Coordinator
TEPTerminal Evacuation Plan
Tracker AirsideCompliance and reporting application used by the Airfield Safety Team
TSPTransport Security Program
Tug Manoeuvring AreaAn area where a pushback tug can be manoeuvred and positioned prior to the pushback of an aircraft.
ULDUnit Load Device - A pallet or container used to load freight onto an aircraft.
Unserviceable AreaAn aviation term that means a part of the movement area that is unavailable for use by aircraft.
VeeloVehicle Locator
Vehicle OperatorA person, company, firm, body corporate or Government Department corporation (including Government departments and business entities) controlling the operation of a vehicle or equipment airside, whether as owner, hirer or otherwise.
VehicleA motor vehicle, special purpose vehicle or other mobile equipment, (including specialised ramp equipment that can move under its own power).
Vehicle PermitAn authority issued by Melbourne Airport for a vehicle to access airside. This must be affixed to the authorised vehicle.
VICVisitor Identification Card
Visual Docking Guidance System (VDGS)A system which gives information docking guidance to a pilot attempting to park an aircraft at an airport parking bay, usually via visual methods.
Works AreaAn aviation term that means a part of the aerodrome in which maintenance or construction works are in progress that may endanger the safety of aircraft.
WSOWorks Safety Officer
ACRONYM / TERMDEFINITION
ABDAutomated Bag Drop
ABUSCAviation Business Unit Safety Committee 
Active managementThe use of short-term management techniques such as distress calls, pyrotechnics, and culling to disperse or remove birds.
ADAAirside Driver Authority
ADRAustralian Design Rule
Adverse effect to planned flight strikeA wildlife strike that results in aircraft damage, flight delay, aborted take-off, missed approaches, and other impacts to scheduled flight.
AECAirport Emergency Committee 
AEPAirport Emergency Plan
AEP SUPAirport Emergency Plan APAM Supplement
AGLAirfield Ground Lighting
AIAApproved Issuing Authority
Aircraft Pavement ZoneDefined as a paved surface that is located within the runway, taxiway and also apron system. This area is further defined as an area of pavement that would cause an impact to aircraft operations as a result of a temporary or full closure being arranged by the Airside Safety Team
Aircraft PushbackThe pushback of an aircraft by a tug, tractor, or Power Push Unit (PPU) from a designated aircraft parking bay.
Aircraft TurnaroundThe servicing of an aircraft from the time it enters a bay until the aircraft pushback has been completed.
AIRDATA software package used by Melbourne Airport to record and store compliance and training documentation.
AirportA defined area of land (including any buildings, installations and equipment), intended to be used either wholly or in part for the arrival, departure and movement of aircraft
Airport OfficerA person appointed by the Secretary as an authorised person under the Airports (Control of On-Airport Activities) Regulations 1997.
Airport OperatorThe airport operator company - Melbourne Airport
AirsideThe movement area of an airport, adjacent terrain and buildings or portions thereof, access to which is controlled. In short, everywhere on the inside of the security fence line
Airside Road / Freight Service RoadAirside Road runs along the front of the terminal and underneath and adjacent to the terminal concourses, Freight Service Road is the roadway in front of the cargo buildings on the southern apron and it continues around to the Dnata Freight Facility
Airside Driver Authority (ADA)An authority issued by the Airport Operator or Approved Issuing Authority to a driver for the purpose of driving in certain areas on the Airside. Also known as an Airside Driver Authority.
Airside Safety Management SystemAn Airside Safety Management System is an integrated set of management practices, beliefs and procedures for monitoring and improving the safety and health aspects of an organisation.
ALAOAccess Licence for Airside Operators
ALCMSAirfield Lighting Control and Monitoring System
ALERAirport Lighting Equipment Room
APACAustralian Pacific Airports Corporation
APAMAustralian Pacific Airports Melbourne
Approved Issuing AuthorityAn organisation approved by the airport operator to issue Authorities to Drive Airside
ApronPortion of the Airport to be used for the purpose of enabling passengers to board or disembark from aircraft, loading or unloading cargo from an aircraft, refuelling, parking or aircraft maintenance
Apron Emergency Call PointA point where all airside staff can report an incident, accident, or hazard directly to the Integrated Operations Centre (IOC).
Apron TaxilanesAn Apron Taxilane is different to a taxiway in that it is a portion of an apron designated to provide access to aircraft parking bays only. At Melbourne Airport there is Romeo, Quebec, Papa, Uniform, Golf & Yankee Taxilanes.
ANRAir Navigation Regulations
ASAAeronautical Services Agreement
ASCAirside Safety Committee
ASICAustralian Security Identification Card
ASOAirside Safety Officer
ATOAuthorised Training Officer
ATOMAPAC Risk Management System
AUAAuthority to Use Airside
Authorised Training OfficerA training officer of an Approved Issuing Authority or an officer of the Airport Operator, approved by the Airport Operator to train and test applicants for an Authority to Drive Airside
Authority to Use Airside (AUA)An authority to be affixed to a vehicle approved to access the Airside, issued by the Airport Operator. Otherwise known as a vehicle permit.
AVCHAirside Vehicle Control Handbook
AVPAirside Vehicle Permit
Aviation Security Identification Card (ASIC)A card issued to an individual under authority of the Department of Infrastructure, Transport, Regional Development and Communications that allows access of persons on duty to the Security Restricted Area of the Airport
BiosecurityThe Australian Biosecurity is part of the Australian Government Department of Agriculture. Biosecurity manages quarantine controls Australian borders to minimise the risk of exotic pests and diseases entering the country.
CAPCritical Area Protection
Critical Area Protection is declared when visibility falls below 2000M but not less than 550M and the cloud base reduces to 600FT but above 200FT
Clean WasteWaste that does not easily break down. Examples include plastic wrapping, paper, metal objects such as
suitcase locks and bolts, wooden pallets, clean paper, cardboard boxes, stones and tools. Note: APAM has committed to banning plastic wrap used on luggage carts by the end of 2021.
CMPCrisis Management Plan
CompanyThe owner or other person, firm, company or corporation (including government departments or business enterprises), controlling the operations of one or more vehicles on Airside, or any person who has rented/ leased such vehicles for operation by his own agent.
ConcourseThe concourse are the parts of the terminal building that extend from the main terminal onto the apron areas. A concourse is sometimes called a pier or a finger
CorralsAn enclosure formed with fences and used for confining livestock used to safely confine animals during their transfer between aircraft transport crates and road transport vehicles.
Critical AreasA restricted area surrounding and protecting the integrity of the navigation aids (e.g. glidepath or the localiser).
Cross Bleed Engine StartThe use of bleed air from one engine to start another, requiring power to be set higher than idle.
CUDLCommon Use Departure Lounge
CUSSCommon Use Self Service
CUTECommon Use Terminal Equipment
Damaging Wildlife StrikeA wildlife strike that results in damage in accordance with one of the below definitions:
A substantial damaging wildlife strike occurs when there is damage or structural failure incurred by an aircraft by a wildlife strike that adversely affects the structural strength, performance or flight characteristics of the aircraft and that would normally require major repair or replacement of the affected component.

A serious damaging wildlife strike occurs when there is damage to a transport vehicle that affects the structural integrity, performance, or operational characteristics of that vehicle, and requires major repair or replacement of the affected component or components of that vehicle, or destruction of the transport vehicle.
DAMPMelbourne Airport maintains a Drug and Alcohol Management Plan (DAMP), as is required by CASA. Airside drivers must have zero blood alcohol and drug levels in their system at all times.
DGDangerous goods
DiurnalWildlife that are active during the daytime.
EAPEvacuation Assembly Point
Emergency Shower & Eye Wash FacilityA facility provided for airside staff should they come in contact with fuel, lubricant or other hazardous substances.
Engine Ground RunThe ground operation of an engine or a propeller for the purposes of testing or maintenance.
Engine Run-Up BayAn area allocated for idle to high powered engine runs.
En-route Supplements Australia (ERSA)An Airservices Australia publication that shows aerodrome information.
EquipmentAny equipment that cannot move under its own power, and therefore must be pushed or towed.
Equipment Staging AreaDefined by a broken red line, this area is for the short term staging of equipment. These areas are to be utilised no more than 25 minutes prior to the arrival of an aircraft and 15 minutes after the aircraft departure.
Equipment Storage AreaDefined by a solid red line, this area is for the medium term storage of equipment (no longer than 24 hours).
EscortThe supervision of a vehicle and its occupant’s airside by a person whereby that person takes responsibility for and provides guidance to the driver
Escort OfficerA person authorised by the Airport Operator to perform the act of escorting another vehicle on the Airside of the Airport
FCPForward Command Post
FIDSFlight Information Display System
FODForeign Object Debris. An aviation term for refuse/ debris that could potentially cause damage to staff, aircraft or equipment.
Follow-me ServiceA “Follow Me Service” is service provided to aircraft or vehicles by an escort authorized by Melbourne Airport.
ForagingWhen animals search for and obtain food.
FrequentAt least 3 times per week.
FSZFuelling Safety Zone
GBAS (Ground Based Augmentation System)GBAS comprises 4 separate antenna arrays (GPS Reference Receiver) linked to the main GBAS shelter, it provides pilots with precision approach guidance to all four runway directions, as oppose to the Glide Slope and Localiser associated with the Instrument Landing System (ILS).
GISGeographical Information System
GPUGround Power Unit
GrasslandsThis is an area where we have native and non-native grasses airside.  It includes but not limited to Taxiways, Runways, Roads and Buildings to which we have grass as a surface
GSEGound Servicing Equipment - Equipment that is owned leased or licensed and operated by an airside operator for the servicing of an aircraft. GSE includes container loading vehicles, belt loaders, high lift trucks, cabin cleaning vehicles, refuelling vehicles, lavatory trucks, water trucks, container dollies, container profiles, tow bars, mobile stairs, push-back tugs, baggage tugs, ground power units, catering vehicles, engineering services vehicles and rolling stock.
GSE AreaThat part of an airport which is designated for the storage of equipment used to service aircraft.
GSRGun Safe Room
Handling AgentA person authorised by the Aviation Company to carry out operations on ground handling of passengers and baggage and freight.
Hazard AreaThe area marked with red diagonal hatchings, formally known as the Safety Area.
IATA Live Animal Regulation (LAR)The worldwide standard for transporting live animals by commercial airlines. The objective of the LAR is to ensure all animals are transported safely and humanely by air.
ICAO Aircraft CodeAircraft are assigned a letter code based on the most restrictive of either the aircraft wingspan or the aircraft outer main gear wheel span (e.g. 737-8 Code C, B777-3 Code E or A380 Code F).
Intrinsic Electronic DeviceAny electronic equipment that has an explosive proof certification.
IHPIntermediate Holding Position
ILS (Instrument Landing System)The ILS is a ground-based instrument approach system that provides precision guidance to an aircraft approaching and landing on a runway, using a combination of radio signals from a Localiser and Glidepath.
IOCIntegrated Operations Centre
Jet BlastExhaust from the rear of an operating jet engine
Jet Engine IngestionDebris or other matter drawn into the inlet of a jet engine.
JUHIJoint User Hydrant Infrastructure
LandsidePortion of an Airport not designated as Airside to which the general public normally has unrestricted access.
Listening WatchMonitoring the radio and relating what is heard to what is seen (e.g. seeing an aircraft move off the runway, and then hearing its radio transmission). Being able to develop a mental picture of what is happening and being situationally aware.
LivestockDomestic animals, such as cattle or horses that are raised for home use, or for profit.
LOALetter of Agreement
LoafingWhen animals rest.
Low visibility ConditionsThese conditions exist when visibility falls below 800 metres, or the cloud base is 200 feet or less due to fog, heavy rain, dust, smoke or low cloud.
LWPLocal Works Plan
Maintenance Base ApronsApron area located in front of maintenance hanger.
Manoeuvring AreaThat part of an Airport to be used for the taxiing, take-off and landing of aircraft (i.e. Taxiways and Runways)
Movement AreaThat part of an Airport to be used for the surface movement of aircraft, including Manoeuvring Areas and Aprons
MOWPMethod of Working Plan
Noise exposure standardThis refers to the 8 hour equivalent continuous sound pressure level of 85 Decibels (dB), or peak hold pressure level reading of 140dB.
Notifiable EventAny incident/accident or hazard on the airside.
NIGSNose In Guidance System
Ops Advice Operations Advice 
Operational LicenceAll Airside Operators at Melbourne Airport will require an Operations Licence to operate airside. This requirement has become necessary to ensure that all Airside Operators formerly acknowledge they are committed to complying with the Melbourne Airport “Airside Conditions of Use” and associated Airside Operational Safety Policies.
Operational RadioRadio used for communicating with Air Traffic Control on Melbourne Ground frequency 121.7 MHz, and Melbourne Clearance Delivery frequency 127.2 MHz.
PassengersPassengers are classified as any individual with a valid air ticket for the purpose of air travel.
Paved SurfaceThis is an area where the natural surface of the area has been sealed with a pavement structure such as asphalt, concrete or spray seal aggregate. For any paved surfaces, please refer to the Dig Permit in Pavement Area for more advice
PEDPortable Electronic Device
PedestriansA pedestrian is any staff member or contractor that has an authority to be airside and who travels by foot.
PenetrationAn action that requires the operator / worker to break through the natural surface level of the area whether this be by digging, drilling, or hydro-excavation
PERCOWPermission to Commence Works 
Perimeter RoadThe road extending from Qantas Catering to Gate 12 which facilitates the travel of approved vehicles to various controlled areas remaining clear of the Manoeuvring Areas. The road must not be used during periods of low visibility, unless permission is first obtained from Air Traffic Control.
PINPenalty Infringement Notice
PPEPersonal Protective Equipment
Priority WastePriority waste is a subset of industrial waste, as defined by the Environment Protection Regulations 2021, which requires additional controls due to its higher level of hazard, its potential for mismanagement, or to encourage resource recovery or resource efficiency.
Prohibited AreaAny part of the Airport, designated by legislation, access to which is prohibited to persons not having lawful authority or excuse to enter the area.
Propeller WashBackwash from a propeller.
Putrescible wasteWaste that may decompose. Is usually made up of food stuffs and may attract wildlife if mismanaged.
Quarantine (Biosecurity) WasteWaste that potentially could introduce foreign disease or pests into Australia. Often generated from
inbound international aircraft and can include cabin waste, amnesty bins, seizures from passenger
baggage and imported cargo. This waste may contain quarantinable pests and diseases.

The control of all quarantine waste is the responsibility of the Department of Agriculture, Water and the Environment (DAWE). Procedures for the collection, storage, transportation, treatment and disposal of quarantine waste are detailed in agreements between DAWE and the individual companies handling thewaste. Only companies approved by DAWE are permitted to handle quarantine waste.
Radio ProceduresThe standard procedures adopted for communication between Air Traffic Control and aircraft/vehicles.
Reportable Priority WasteReportable priority waste is a subset of industrial waste, as defined by the Environment Protection Regulations 2021, which carries the highest-level controls for managing specific risks. Additional controls for this waste type include transportation
Restricted AreaAny part of the airport, designated by notice posted by the airport operator, access to which is restricted to persons holding an authorised identification card valid for that part of the airport.
RETRapid Exit Taxiway
RSMURemote Satellite Measurement Unit
RunwayA defined area for the takeoff and landing of aircraft.
Runway StripAn area surrounding the runway designed to reduce the risk of damage to aircraft that overshoot, overfly or run off the runway.
RUPDRear Underrun Protective Device
RVARunway Visibility Assessment
SACCSupervisor Airport Coordination Centre
SAMSafe control Apron Management
SASO (Car 2)Senior Airside Safety Officer
Security Categorised AirportAn airport which has been categorised for security purposes in accordance with Air Navigation Act. Melbourne Airport is a Security Categorised Airport for the purposes of the Air Navigation Act.
Security Restricted Area (SRA)Any part of the airport to which access is restricted to persons holding an authorised identification card valid for that part of the airport.
Sensitive AreaA sensitive area is an area that protects the integrity of the ILS (e.g. glidepath and the localiser). It extends beyond the each threshold and includes an area 190m offset from the runway centreline.
ServicingThe process of loading/unloading, refuelling, cleaning, maintenance, and any other activity that is necessary for the aircraft during the turnaround phase.
Shipping AgentA person or company that prepares the documents required for cargo to be transported and deals with insurance and customs matters on behalf of aircraft.
SIMSSafety Information Management System
Situational AwarenessA person’s perception of the environment at a particular time and place or more simply, being alert to all that is happening around you.
SMSSafety Management System
SRASecurity Restricted Area
SSAASafety Sensitive Aviation Activity
SSESGSafety Security Environment Steering Group
Standard Blanket ClearanceMelbourne Airport staff and the Aviation Rescue Fire Fighting service have an agreement with Air Traffic Control to move on the taxiway system under their own listening watch.
SubsidiaryA wholly owned subsidiary of a vehicle operator.
T1Terminal 1
T2Terminal 2
T3Terminal 3
T4Terminal 4
TaxilanePortion of an apron designated as a taxiway and intended to provide access to aircraft stands only
TaxiwayA defined path for the surface movement of aircraft from runways to aprons. Melbourne Airport has three types of taxiways – Normal, Apron Taxilane and Rapid Exit.
TDPTowbar Disconnect Point
TCTerminal Coordinator
TEPTerminal Evacuation Plan
Tracker AirsideCompliance and reporting application used by the Airfield Safety Team
TSPTransport Security Program
Tug Manoeuvring AreaAn area where a pushback tug can be manoeuvred and positioned prior to the pushback of an aircraft.
ULDUnit Load Device - A pallet or container used to load freight onto an aircraft.
Unserviceable AreaAn aviation term that means a part of the movement area that is unavailable for use by aircraft.
VeeloVehicle Locator
Vehicle OperatorA person, company, firm, body corporate or Government Department corporation (including Government departments and business entities) controlling the operation of a vehicle or equipment airside, whether as owner, hirer or otherwise.
VehicleA motor vehicle, special purpose vehicle or other mobile equipment, (including specialised ramp equipment that can move under its own power).
Vehicle PermitAn authority issued by Melbourne Airport for a vehicle to access airside. This must be affixed to the authorised vehicle.
VICVisitor Identification Card
Visual Docking Guidance System (VDGS)A system which gives information docking guidance to a pilot attempting to park an aircraft at an airport parking bay, usually via visual methods.
Works AreaAn aviation term that means a part of the aerodrome in which maintenance or construction works are in progress that may endanger the safety of aircraft.
WSOWorks Safety Officer